/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.integration.config.xml;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.OutputStream;
import java.io.Serializable;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.serializer.Serializer;
import org.springframework.integration.transformer.MessageTransformationException;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Mark Fisher
* @author Artem Bilan
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
@DirtiesContext
public class PayloadSerializingTransformerParserTests {
@Autowired
private MessageChannel directInput;
@Autowired
private MessageChannel queueInput;
@Autowired
private MessageChannel customSerializerInput;
@Autowired
private PollableChannel output;
@Test
public void directChannelWithStringMessage() throws Exception {
directInput.send(new GenericMessage<String>("foo"));
Message<?> result = output.receive(0);
assertNotNull(result);
assertTrue(result.getPayload() instanceof byte[]);
assertEquals("foo", deserialize((byte[]) result.getPayload()));
}
@Test
public void queueChannelWithStringMessage() throws Exception {
queueInput.send(new GenericMessage<String>("foo"));
Message<?> result = output.receive(10000);
assertNotNull(result);
assertTrue(result.getPayload() instanceof byte[]);
assertEquals("foo", deserialize((byte[]) result.getPayload()));
}
@Test
public void directChannelWithObjectMessage() throws Exception {
directInput.send(new GenericMessage<TestBean>(new TestBean()));
Message<?> result = output.receive(0);
assertNotNull(result);
assertTrue(result.getPayload() instanceof byte[]);
Object deserialized = deserialize((byte[]) result.getPayload());
assertEquals(TestBean.class, deserialized.getClass());
assertEquals("test", ((TestBean) deserialized).name);
}
@Test
public void queueChannelWithObjectMessage() throws Exception {
queueInput.send(new GenericMessage<TestBean>(new TestBean()));
Message<?> result = output.receive(10000);
assertTrue(result.getPayload() instanceof byte[]);
Object deserialized = deserialize((byte[]) result.getPayload());
assertEquals(TestBean.class, deserialized.getClass());
assertEquals("test", ((TestBean) deserialized).name);
}
@Test(expected = MessageTransformationException.class)
public void invalidPayload() {
directInput.send(new GenericMessage<Object>(new Object()));
}
@Test
public void customSerializer() throws Exception {
customSerializerInput.send(new GenericMessage<String>("test"));
Message<?> result = output.receive(10000);
assertNotNull(result);
assertEquals(byte[].class, result.getPayload().getClass());
assertEquals("TEST", new String((byte[]) result.getPayload(), "UTF-8"));
}
private static Object deserialize(byte[] bytes) throws Exception {
ByteArrayInputStream byteStream = new ByteArrayInputStream(bytes);
ObjectInputStream objectStream = new ObjectInputStream(byteStream);
return objectStream.readObject();
}
@SuppressWarnings("serial")
private static class TestBean implements Serializable {
TestBean() {
super();
}
public final String name = "test";
}
public static class TestSerializer implements Serializer<Object> {
@Override
public void serialize(Object source, OutputStream outputStream) throws IOException {
outputStream.write(source.toString().toUpperCase().getBytes("UTF-8"));
outputStream.flush();
outputStream.close();
}
}
}